/* * X11DRV bitmap objects * * Copyright 1993 Alexandre Julliard * 1999 Noel Borthwick * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include "config.h" #include <stdio.h> #include <stdlib.h> #include "windef.h" #include "wingdi.h" #include "wine/debug.h" #include "x11drv.h" WINE_DEFAULT_DEBUG_CHANNEL(x11drv); /* GCs used for B&W and color bitmap operations */ GC BITMAP_monoGC = 0, BITMAP_colorGC = 0; X_PHYSBITMAP BITMAP_stock_phys_bitmap = { 0 }; /* phys bitmap for the default stock bitmap */ static XContext bitmap_context; /* X context to associate a phys bitmap to a handle */ /*********************************************************************** * X11DRV_BITMAP_Init */ void X11DRV_BITMAP_Init(void) { Pixmap tmpPixmap; /* Create the necessary GCs */ wine_tsx11_lock(); bitmap_context = XUniqueContext(); BITMAP_stock_phys_bitmap.pixmap_depth = 1; BITMAP_stock_phys_bitmap.pixmap = XCreatePixmap( gdi_display, root_window, 1, 1, 1 ); BITMAP_monoGC = XCreateGC( gdi_display, BITMAP_stock_phys_bitmap.pixmap, 0, NULL ); XSetGraphicsExposures( gdi_display, BITMAP_monoGC, False ); XSetSubwindowMode( gdi_display, BITMAP_monoGC, IncludeInferiors ); if (screen_depth != 1) { if ((tmpPixmap = XCreatePixmap( gdi_display, root_window, 1, 1, screen_depth ))) { BITMAP_colorGC = XCreateGC( gdi_display, tmpPixmap, 0, NULL ); XSetGraphicsExposures( gdi_display, BITMAP_colorGC, False ); XSetSubwindowMode( gdi_display, BITMAP_colorGC, IncludeInferiors ); XFreePixmap( gdi_display, tmpPixmap ); } } wine_tsx11_unlock(); } /*********************************************************************** * SelectBitmap (X11DRV.@) */ HBITMAP X11DRV_SelectBitmap( X11DRV_PDEVICE *physDev, HBITMAP hbitmap ) { X_PHYSBITMAP *physBitmap; BITMAP bitmap; if (!GetObjectW( hbitmap, sizeof(bitmap), &bitmap )) return 0; if(physDev->xrender) X11DRV_XRender_UpdateDrawable( physDev ); if (hbitmap == BITMAP_stock_phys_bitmap.hbitmap) physBitmap = &BITMAP_stock_phys_bitmap; else if (!(physBitmap = X11DRV_get_phys_bitmap( hbitmap ))) return 0; physDev->bitmap = physBitmap; physDev->drawable = physBitmap->pixmap; SetRect( &physDev->drawable_rect, 0, 0, bitmap.bmWidth, bitmap.bmHeight ); physDev->dc_rect = physDev->drawable_rect; /* Change GC depth if needed */ if (physDev->depth != physBitmap->pixmap_depth) { physDev->depth = physBitmap->pixmap_depth; wine_tsx11_lock(); XFreeGC( gdi_display, physDev->gc ); physDev->gc = XCreateGC( gdi_display, physDev->drawable, 0, NULL ); XSetGraphicsExposures( gdi_display, physDev->gc, False ); XSetSubwindowMode( gdi_display, physDev->gc, IncludeInferiors ); XFlush( gdi_display ); wine_tsx11_unlock(); } return hbitmap; } /**************************************************************************** * CreateBitmap (X11DRV.@) * * Create a device dependent X11 bitmap * * Returns TRUE on success else FALSE */ BOOL X11DRV_CreateBitmap( X11DRV_PDEVICE *physDev, HBITMAP hbitmap, LPVOID bmBits ) { X_PHYSBITMAP *physBitmap; BITMAP bitmap; if (!GetObjectW( hbitmap, sizeof(bitmap), &bitmap )) return FALSE; /* Check parameters */ if (bitmap.bmPlanes != 1) return FALSE; /* check if bpp is compatible with screen depth */ if (!((bitmap.bmBitsPixel == 1) || (bitmap.bmBitsPixel == screen_bpp))) { ERR("Trying to make bitmap with planes=%d, bpp=%d\n", bitmap.bmPlanes, bitmap.bmBitsPixel); return FALSE; } if (hbitmap == BITMAP_stock_phys_bitmap.hbitmap) { ERR( "called for stock bitmap, please report\n" ); return FALSE; } TRACE("(%p) %dx%d %d bpp\n", hbitmap, bitmap.bmWidth, bitmap.bmHeight, bitmap.bmBitsPixel); if (!(physBitmap = X11DRV_init_phys_bitmap( hbitmap ))) return FALSE; /* Create the pixmap */ wine_tsx11_lock(); physBitmap->pixmap_depth = (bitmap.bmBitsPixel == 1) ? 1 : screen_depth; physBitmap->pixmap = XCreatePixmap(gdi_display, root_window, bitmap.bmWidth, bitmap.bmHeight, physBitmap->pixmap_depth); wine_tsx11_unlock(); if (!physBitmap->pixmap) { WARN("Can't create Pixmap\n"); HeapFree( GetProcessHeap(), 0, physBitmap ); return FALSE; } if (bmBits) /* Set bitmap bits */ { X11DRV_SetBitmapBits( hbitmap, bmBits, bitmap.bmHeight * bitmap.bmWidthBytes ); } else /* else clear the bitmap */ { wine_tsx11_lock(); XSetFunction( gdi_display, BITMAP_GC(physBitmap), GXclear ); XFillRectangle( gdi_display, physBitmap->pixmap, BITMAP_GC(physBitmap), 0, 0, bitmap.bmWidth, bitmap.bmHeight ); XSetFunction( gdi_display, BITMAP_GC(physBitmap), GXcopy ); wine_tsx11_unlock(); } return TRUE; } /*********************************************************************** * GetBitmapBits (X11DRV.@) * * RETURNS * Success: Number of bytes copied * Failure: 0 */ LONG X11DRV_GetBitmapBits( HBITMAP hbitmap, void *buffer, LONG count ) { BITMAP bitmap; X_PHYSBITMAP *physBitmap = X11DRV_get_phys_bitmap( hbitmap ); LONG height; XImage *image; LPBYTE tbuf, startline; int h, w; if (!physBitmap || !GetObjectW( hbitmap, sizeof(bitmap), &bitmap )) return 0; TRACE("(bmp=%p, buffer=%p, count=0x%x)\n", hbitmap, buffer, count); wine_tsx11_lock(); height = count / bitmap.bmWidthBytes; image = XGetImage( gdi_display, physBitmap->pixmap, 0, 0, bitmap.bmWidth, height, AllPlanes, ZPixmap ); /* copy XImage to 16 bit padded image buffer with real bitsperpixel */ startline = buffer; switch (bitmap.bmBitsPixel) { case 1: for (h=0;h<height;h++) { tbuf = startline; *tbuf = 0; for (w=0;w<bitmap.bmWidth;w++) { if ((w%8) == 0) *tbuf = 0; *tbuf |= XGetPixel(image,w,h)<<(7-(w&7)); if ((w&7) == 7) ++tbuf; } startline += bitmap.bmWidthBytes; } break; case 4: for (h=0;h<height;h++) { tbuf = startline; for (w=0;w<bitmap.bmWidth;w++) { if (!(w & 1)) *tbuf = XGetPixel( image, w, h) << 4; else *tbuf++ |= XGetPixel( image, w, h) & 0x0f; } startline += bitmap.bmWidthBytes; } break; case 8: for (h=0;h<height;h++) { tbuf = startline; for (w=0;w<bitmap.bmWidth;w++) *tbuf++ = XGetPixel(image,w,h); startline += bitmap.bmWidthBytes; } break; case 15: case 16: for (h=0;h<height;h++) { tbuf = startline; for (w=0;w<bitmap.bmWidth;w++) { long pixel = XGetPixel(image,w,h); *tbuf++ = pixel & 0xff; *tbuf++ = (pixel>>8) & 0xff; } startline += bitmap.bmWidthBytes; } break; case 24: for (h=0;h<height;h++) { tbuf = startline; for (w=0;w<bitmap.bmWidth;w++) { long pixel = XGetPixel(image,w,h); *tbuf++ = pixel & 0xff; *tbuf++ = (pixel>> 8) & 0xff; *tbuf++ = (pixel>>16) & 0xff; } startline += bitmap.bmWidthBytes; } break; case 32: for (h=0;h<height;h++) { tbuf = startline; for (w=0;w<bitmap.bmWidth;w++) { long pixel = XGetPixel(image,w,h); *tbuf++ = pixel & 0xff; *tbuf++ = (pixel>> 8) & 0xff; *tbuf++ = (pixel>>16) & 0xff; *tbuf++ = (pixel>>24) & 0xff; } startline += bitmap.bmWidthBytes; } break; default: FIXME("Unhandled bits:%d\n", bitmap.bmBitsPixel); } XDestroyImage( image ); wine_tsx11_unlock(); return count; } /****************************************************************************** * SetBitmapBits (X11DRV.@) * * RETURNS * Success: Number of bytes used in setting the bitmap bits * Failure: 0 */ LONG X11DRV_SetBitmapBits( HBITMAP hbitmap, const void *bits, LONG count ) { BITMAP bitmap; X_PHYSBITMAP *physBitmap = X11DRV_get_phys_bitmap( hbitmap ); LONG height; XImage *image; const BYTE *sbuf, *startline; int w, h; if (!physBitmap || !GetObjectW( hbitmap, sizeof(bitmap), &bitmap )) return 0; TRACE("(bmp=%p, bits=%p, count=0x%x)\n", hbitmap, bits, count); height = count / bitmap.bmWidthBytes; wine_tsx11_lock(); image = XCreateImage( gdi_display, visual, physBitmap->pixmap_depth, ZPixmap, 0, NULL, bitmap.bmWidth, height, 32, 0 ); if (!(image->data = HeapAlloc( GetProcessHeap(), 0, image->bytes_per_line * height ))) { WARN("No memory to create image data.\n"); XDestroyImage( image ); wine_tsx11_unlock(); return 0; } /* copy 16 bit padded image buffer with real bitsperpixel to XImage */ startline = bits; switch (bitmap.bmBitsPixel) { case 1: for (h=0;h<height;h++) { sbuf = startline; for (w=0;w<bitmap.bmWidth;w++) { XPutPixel(image,w,h,(sbuf[0]>>(7-(w&7))) & 1); if ((w&7) == 7) sbuf++; } startline += bitmap.bmWidthBytes; } break; case 4: for (h=0;h<height;h++) { sbuf = startline; for (w=0;w<bitmap.bmWidth;w++) { if (!(w & 1)) XPutPixel( image, w, h, *sbuf >> 4 ); else XPutPixel( image, w, h, *sbuf++ & 0xf ); } startline += bitmap.bmWidthBytes; } break; case 8: for (h=0;h<height;h++) { sbuf = startline; for (w=0;w<bitmap.bmWidth;w++) XPutPixel(image,w,h,*sbuf++); startline += bitmap.bmWidthBytes; } break; case 15: case 16: for (h=0;h<height;h++) { sbuf = startline; for (w=0;w<bitmap.bmWidth;w++) { XPutPixel(image,w,h,sbuf[1]*256+sbuf[0]); sbuf+=2; } startline += bitmap.bmWidthBytes; } break; case 24: for (h=0;h<height;h++) { sbuf = startline; for (w=0;w<bitmap.bmWidth;w++) { XPutPixel(image,w,h,(sbuf[2]<<16)+(sbuf[1]<<8)+sbuf[0]); sbuf += 3; } startline += bitmap.bmWidthBytes; } break; case 32: for (h=0;h<height;h++) { sbuf = startline; for (w=0;w<bitmap.bmWidth;w++) { XPutPixel(image,w,h,(sbuf[3]<<24)+(sbuf[2]<<16)+(sbuf[1]<<8)+sbuf[0]); sbuf += 4; } startline += bitmap.bmWidthBytes; } break; default: FIXME("Unhandled bits:%d\n", bitmap.bmBitsPixel); } XPutImage( gdi_display, physBitmap->pixmap, BITMAP_GC(physBitmap), image, 0, 0, 0, 0, bitmap.bmWidth, height ); HeapFree( GetProcessHeap(), 0, image->data ); image->data = NULL; XDestroyImage( image ); wine_tsx11_unlock(); return count; } /*********************************************************************** * DeleteBitmap (X11DRV.@) */ BOOL X11DRV_DeleteBitmap( HBITMAP hbitmap ) { X_PHYSBITMAP *physBitmap = X11DRV_get_phys_bitmap( hbitmap ); if (physBitmap) { DIBSECTION dib; if (GetObjectW( hbitmap, sizeof(dib), &dib ) == sizeof(dib)) X11DRV_DIB_DeleteDIBSection( physBitmap, &dib ); if (physBitmap->glxpixmap) destroy_glxpixmap( gdi_display, physBitmap->glxpixmap ); wine_tsx11_lock(); if (physBitmap->pixmap) XFreePixmap( gdi_display, physBitmap->pixmap ); XDeleteContext( gdi_display, (XID)hbitmap, bitmap_context ); wine_tsx11_unlock(); HeapFree( GetProcessHeap(), 0, physBitmap ); } return TRUE; } /*********************************************************************** * X11DRV_get_phys_bitmap * * Retrieve the X physical bitmap info. */ X_PHYSBITMAP *X11DRV_get_phys_bitmap( HBITMAP hbitmap ) { X_PHYSBITMAP *ret; wine_tsx11_lock(); if (XFindContext( gdi_display, (XID)hbitmap, bitmap_context, (char **)&ret )) ret = NULL; wine_tsx11_unlock(); return ret; } /*********************************************************************** * X11DRV_init_phys_bitmap * * Initialize the X physical bitmap info. */ X_PHYSBITMAP *X11DRV_init_phys_bitmap( HBITMAP hbitmap ) { X_PHYSBITMAP *ret; if ((ret = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*ret) )) != NULL) { ret->hbitmap = hbitmap; wine_tsx11_lock(); XSaveContext( gdi_display, (XID)hbitmap, bitmap_context, (char *)ret ); wine_tsx11_unlock(); } return ret; } /*********************************************************************** * X11DRV_get_pixmap * * Retrieve the pixmap associated to a bitmap. */ Pixmap X11DRV_get_pixmap( HBITMAP hbitmap ) { X_PHYSBITMAP *physBitmap = X11DRV_get_phys_bitmap( hbitmap ); if (!physBitmap) return 0; return physBitmap->pixmap; }